Inventor
KEARNES RONALD H
US5 patents
Patents
5 patentsUS7137275B2Nov 21, 2006
Coatings for gemstones and other decorative objects
AZOTIC COATING TECHNOLOGY INC17 citations90
US5853826ADec 29, 1998
Method of improving the color of transparent materials
AZOTIC COATING TECHNOLOGY INC49 citations89
US7526928B1May 5, 2009
Multi-color gemstones and gemstone coating deposition technology
AZOTIC COATING TECHNOLOGY INC29 citations87
US6997014B2Feb 14, 2006
Coatings for gemstones and other decorative objects
AZOTIC COATING TECHNOLOGY INC14 citations82
US7290404B2Nov 6, 2007
Gemstone material
AZOTIC COATING TECHNOLOGY INC3 citations55